User Manual

DS-73xxHUI-K4, DS-73xxHQI-K4, DS-90xxHUI-K8 DVR User Manual
UM DS-73xxHUI-K4 DS-73xxHQI-K4 DS-90xxHUI-K8 092017NA 193
cannot set the parameters if the connected analog camera does not
support them or there is no video signal.
The parameters are saved to the connected analog camera and are not
saved to the DVR.
The default value of Day to Night Sensitivity, Night to Day Sensitivity, and
IR Light Brightness is 5. The effective values range from 1 to 9.
If you exit from the interface and enter it again, the parameters
displayed are those you set the last time.
The DVR connects to the analog camera via Hikvision-C protocol and
there is no response mechanism. Even if the Hikvision-C protocol is
abnormal, the parameters are still displayed to be set successfully.
16 DVR Management and Maintenance
16.1 Viewing System Information
1. Go to Menu > Maintenance > System Info.
2. Click the Device Info, Camera, Record, Alarm, Network, and HDD tabs to view the
system information of the device.
Figure 270, System Information Interface
16.2 Searching Log Files
Purpose
The operation, alarm, exception, and information of the DVR can be stored in log files,
which can be viewed and exported at any time.
1. Go to Menu > Maintenance > Log Information.